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Stepic now paginates it's output

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This commit is contained in:
Ekaterina Tuzova
2015-06-08 16:29:01 +03:00
parent 5bbef7e136
commit 7ed3f273ab
1 changed files with 21 additions and 8 deletions
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python/educational/src/com/jetbrains/edu/stepic/EduStepicConnector.java
+21 -8
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@@ -142,14 +142,11 @@ public class EduStepicConnector {
public static List<CourseInfo> getCourses() {
try {
List<CourseInfo> result = new ArrayList<CourseInfo>();
final List<CourseInfo> courseInfos = getFromStepic("courses", CoursesContainer.class).courses;
for (CourseInfo info : courseInfos) {
final String courseType = info.getType();
if (StringUtil.isEmptyOrSpaces(courseType)) continue;
final List<String> typeLanguage = StringUtil.split(courseType, " ");
if (typeLanguage.size() == 2 && PYCHARM_PREFIX.equals(typeLanguage.get(0))) {
result.add(info);
}
int pageNumber = 0;
boolean hasNext = addCoursesFromStepic(result, pageNumber);
while (hasNext) {
pageNumber += 1;
hasNext = addCoursesFromStepic(result, pageNumber);
}
return result;
}
@@ -159,6 +156,21 @@ public class EduStepicConnector {
return Collections.emptyList();
}
private static boolean addCoursesFromStepic(List<CourseInfo> result, int pageNumber) throws IOException {
final String url = pageNumber == 0 ? "courses" : "courses?page=" + String.valueOf(pageNumber);
final CoursesContainer coursesContainer = getFromStepic(url, CoursesContainer.class);
final List<CourseInfo> courseInfos = coursesContainer.courses;
for (CourseInfo info : courseInfos) {
final String courseType = info.getType();
if (StringUtil.isEmptyOrSpaces(courseType)) continue;
final List<String> typeLanguage = StringUtil.split(courseType, " ");
if (typeLanguage.size() == 2 && PYCHARM_PREFIX.equals(typeLanguage.get(0))) {
result.add(info);
}
}
return coursesContainer.meta.containsKey("has_next") && coursesContainer.meta.get("has_next") == Boolean.TRUE;
}
public static Course getCourse(@NotNull final CourseInfo info) {
final Course course = new Course();
course.setAuthors(info.getInstructors());
@@ -337,6 +349,7 @@ public class EduStepicConnector {
private static class CoursesContainer {
public List<CourseInfo> courses;
public Map meta;
}
static class StepSourceWrapper {